Inventories (Tables)

12 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

June 30,	2017			2016
(In thousands)
Raw materials	$	13,404		$	11,698
Work in process	8,665			10,107
Finished goods	1,111			1,834
	23,180			23,639
Reserve for LIFO cost valuation	(1,290		)	(2,961		)
Inventories	$	21,890		$	20,678